"What is said cannot be unsaid, and what is heard cannot be unheard."
说出口的话无法收回,听到的话无法忘记。
科学是人类智慧的结晶,是推动社会进步的重要力量。
If you find serenity and happiness,they may be jealous;Be happy anyway。People really need help but may attack you if you do help them。
一个组织的客户服务质量决定了其客户忠诚度的质量。
"A good book is an event in my life."
最简单的句子往往蕴含最深刻的真理。